List the factors.
1,7
1,2,4,5,10,20
The only, and therefore the greatest common factor is 1.
2 x 7 = 142 x 2 x 5 = 20The GCF is 2.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 601, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108The GCF is 12.
5
The GCF is 20.
gcf of 80 and 100 is 20.The GCF is 20.
20 and any multiple of 20 will have a GCF of 20. Any multiples of 20 that differ by 20 will have a GCF of 20.
The GCF is 20.
The GCF is 20.
The GCF is: 20
The Greatest Common Factor is 20
The GCF is 20.
the gcf is 10